an evil chemist would like to produce 2.4 toones of sulphur dioxide to pollute his city. the chemist know that zinc sulphide and oxygen can react to produce zinc oxide and sulphure dioxide. how much oxygen and zinc will he need to purchase to make his evil, but chemically plausible, plan a reality??? (1 tonne = 1000kg)

i know i post many questions today u guys can find it under my name...i would really like to have all questions answered plzzzz, this is my last question for today thanks again to everyone who can help me out :)